Definition of dorsum in English:

dorsum

noun

Zoology Anatomy
  • The dorsal part of an organism or structure.

    • ‘Toothbrushing lasted for approximately five minutes after each meal and included brushing the teeth, the dorsum of the tongue, and the palatal and mandibular mucosa.’
    • ‘Within 48 hours she developed well demarcated erythema over the front of her legs, and large blisters over each knee and the dorsum of her feet.’
    • ‘A tooth typically penetrates the dorsum of the hand over the third MCP joint.’
    • ‘It is the only muscle on the dorsum of the foot.’
    • ‘The anterior tibial may become plexiform on the dorsum of the foot, giving rise to the dorsal intermetatarsals.’
    backbone, spinal column, vertebral column, vertebrae
    View synonyms

Origin

Late 18th century (denoting a long hill or ridge): from Latin, ‘back’.

Pronunciation

dorsum

/ˈdôrsəm/